Switch to shorter URLs

Author: eloquence

CONTRIBUTING.md

@@ -1,7 +1,7 @@
 ## How to Contribute to SecureDrop Docs
 
-See the [introduction for contributors](https://docs.securedrop.org/en/latest/development/contributing.html) and [Documentation Guidelines for contributors](https://docs.securedrop.org/en/latest/development/documentation_guidelines.html).
+See the [introduction for contributors](https://developers.securedrop.org/en/latest/contributing.html) and [Documentation Guidelines for contributors](https://developers.securedrop.org/en/latest/documentation_guidelines.html).
 
 Check out our [Development Roadmap](https://github.com/freedomofpress/securedrop/wiki/Development-Roadmap) to see our plans and priorities for upcoming releases.
 
-For translators, see the [Translator Guide](https://docs.securedrop.org/en/stable/development/l10n.html) to learn how to get started with SecureDrop translations in our [translation portal](https://weblate.securedrop.org/).
+For translators, see the [Translator Guide](https://developers.securedrop.org/en/latest/translations.html) to learn how to get started with SecureDrop translations in our [translation portal](https://weblate.securedrop.org/).

docs/upgrade/2.3.2_to_2.4.0.rst

@@ -138,7 +138,7 @@ When prompted, add ``pt_PT`` to the list of locales. Then run: ::
 
 We are currently lacking translators for Hindi and Romanian, which are both at risk
 of being removed in the next SecureDrop release. If you speak either language or know
-someone who does, please see our instructions on `contributing translations <https://developers.securedrop.org/en/latest/development/translations.html>`_.
+someone who does, please see our instructions on `contributing translations <https://developers.securedrop.org/en/latest/translations.html>`_.
 
 .. include:: ../includes/backup-and-update-reminders.txt